These studies tell us that, while we are still in the early stages of identifying exactly how exercise impacts the brain, further investigations may help us more fully identify how to use exercise to combat brain diseases and improve brain functioning.

Coming home after a long day is when all of the Veruca Salt vibes happen. Dinner? Yeah, we want it and we want it now. Sure, a slow-cooked stew or an elaborate chicken dish sounds totally amazing, but sometimes you just don't have the time to throw it all together.

Is your craving for a steak or for a rasher of crisply fried bacon a real physiological need? Not exactly. There is one thing that many animals such as cockroaches, minks, cats and humans have in common -- and that thing is an innate craving for protein.